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The difference between straight groove and spiral of pagoda drill bits
Update:2024-01-23

1、 Overview of straight grooves and spirals of pagoda drill bits


Pagoda drill bits are a commonly used metal processing tool, mainly used for drilling holes. Common pagoda drill bits include straight groove and spiral, which have certain differences in structure and use.


2、 The structural principle of the straight groove and spiral of the pagoda drill bit


The structural principles of the straight groove and spiral of the pagoda drill bit are different. The edge of a straight groove drill bit is flat, with a straight groove along the axis of the drill bit. There are two cutting edges and two guiding edges in the groove, suitable for drilling materials with shallow straight depth. The blade of the spiral drill bit is spiral shaped, with a circle of cutting edges covering the spiral, suitable for situations with deeper drilling depth and higher material hardness.


3、 Application scenarios for straight grooves and spirals of pagoda drill bits


Due to the structural differences between the straight groove and spiral of pagoda drill bits, there are also significant differences in their application scenarios. Straight groove drill bits are suitable for drilling thin plates, thin-walled pipes, and other materials with a depth not greater than the length of the drill bit. They can achieve good machining results when the accuracy requirements are not too high. Spiral drills are suitable for processing materials with deeper depths, such as castings, alloy steel, materials with more chips, etc. Due to their spiral blades being able to remove chips, their processing efficiency is higher.


4、 The machining effect of straight grooves and spirals on pagoda drill bits


The structural differences between the straight groove and spiral of pagoda drill bits also lead to significant differences in their processing effects. When machining thin materials such as thin plates and thin-walled pipes with straight groove drills, it is easy to encounter problems such as thread slipping and insufficient cutting force, resulting in significant machining errors. The spiral drill bit solves these problems well, and can maintain good machining accuracy even in high-speed machining and larger drilling depth.


In summary, both the straight groove and spiral of pagoda drill bits have their own application scenarios and characteristics. Choosing a suitable drill bit based on different materials and processing requirements can achieve better results.